Subset By: information about the By Group?
After subgrouping a table with the "by" option and concatenating the daughter tables, the final table contains a new column with the By Group Information.
Where is this information saved - can it be accessed by the user?
Names Default to Here(1);
dt = Open( "$SAMPLE_DATA/Big Class Families.jmp" );
dts = dt << Subset( By( :sex ),columns(:name));
dts[1] << set name("A");
dts[2] << set name("B");
...